A portion of the periodic table of elements is reproduced here. Based on their
relative positions, what conclusion can be drawn about these metallic elements?
A All the elements have the same reactivity.
B Potassium is much more reactive than iron.
C Chromium is twice as reactive as vanadium.
D Calcium is much less reactive than scandium.
Answers: 2
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A portion of the periodic table of elements is reproduced here. Based on their
relative positions,...
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